Creating a OpenSearch cluster
A Managed Service for OpenSearch cluster is a group of multiple linked OpenSearch and DashboardsDATA
role. To learn more about roles in the cluster, see Node roles.
For more information, see Resource relationships in Managed Service for OpenSearch.
Creating a cluster
To create a cluster:
-
In the management console
, select the folder where you want to create a cluster. -
Select Managed Service for OpenSearch.
-
Click Create cluster.
-
Under Basic parameters:
-
Enter a name for the cluster. It must be unique within the folder.
-
(Optional) Enter a cluster description.
-
Select the plugins you want to install in the cluster.
-
-
Configure node groups.
Warning
In each cluster, the first node group has the type
Dashboards
, and its parameters are fixed. You cannot modify or delete this group, and it must be the onlyDashboards
group in the cluster.Under Virtual node group N:
-
Select the node group type
OpenSearch
. It is required to create at least oneOpenSearch
node group. -
Enter a name for the node group, which must be unique within the cluster.
-
Select the node roles from
DATA
andMANAGER
. Each role must be selected in at least one group. You will not be able to change the roles in the node group after the cluster is created. -
Select the platform, node type, and node class.
The node class defines the technical characteristics of virtual machines that OpenSearch nodes are deployed on. All available options are listed under Node classes.
-
Select data storage size.
-
Specify how nodes should be distributed across availability zones and subnets.
-
Select the number of nodes to create.
-
Enable Public access if you want to allow connecting to nodes over the internet.
Tip
It is not recommended to enable public access for nodes with the
MANAGER
role, because this might be unsafe.
To add another group, click Add virtual node group.
-
-
Under Service settings:
-
Enter the password for the
admin
user.This is a special user that is required for managing clusters and cannot be deleted. It is assigned the
superuser
role and can perform any operations on clusters.Tip
This user is not intended for routine jobs; for those, we recommend creating regular users. For more information, see Managing OpenSearch users.
-
Configure additional cluster settings, if required:
-
Deletion protection: Manages cluster protection from accidental deletion by a user.
Cluster deletion protection will not prevent a manual connection to a cluster to delete data.
-
-
-
Click Create cluster.